<audio id="musicClick" src="/static/app/click.mp3" preload="auto"></audio>
<script>
function order_notice() {
	$.post("/<{$routeUrl}>/order_notice", function(data){
		if(data == 'success') {
			$("#musicClick")[0].play();
		}
		setTimeout(order_notice, 30000);
	});
}

order_notice();
</script>